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Pre-industrial age
People discovered fire developed paper from plants and forged weapons and tools with stone bronze, copper and iron. for example:
clay tablet -
Industrial age
People used the power of steam, developed machine tools, established iron production, and the manufacturing of various products. for example:
telegraph -
Electronic age
The invention of the transistor ushered in the electronic age, people harnessed the power of transistor that led to the transistor radio, electronic circuits and the early computers. for example:
transistor radio -
Information age
The internet paved the way for faster communication and the creation of the social network. for example:
wearable technology
